From: Treatment of simple bone cysts using endoscopic curettage: a case series analysis
Classification | Description | Details |
---|---|---|
A | Healed | Cyst filled with new bone with small radiolucent area (< 1 cm) |
B | Healed with a defect | Radiolucent area (< 50% diameter) with enough cortical thickness |
C | Persistent cyst | Radiolucent area (≧ 50% diameter) with thin cortical rim |
D | Recurrent cyst | Cyst reappears in the obliterated area or increased residual radiolucent area |